Models & Specifications — Previous Page
NH Size 30
Outlet Size 11-3/4" x 15-5/8" I.D • Inlet Size 15-1/2" I.D. • Tip speed = RPM x 3.93
Wheel diameter 15" • Outlet Area 1.27 Sq. Ft. Inside • Max. BHP = .21(RPM/1000)3

S.P.

1.00

2.00

3.00

4.00

5.00

6.00

7.00

8.00

9.00

10.00

11.00

12.00

13.00

14.00

CFM

OV

RPM

BHP

RPM

BHP

RPM

BHP

RPM

BHP

RPM

BHP

RPM

BHP

RPM

BHP

RPM

BHP

RPM

BHP

RPM

BHP

RPM

BHP

RPM

BHP

RPM

BHP

RPM

BHP

1450

1142

1342

0.47

1632

0.85

1889

1.29

2131

1.78

*

*

*

*

*

*

*

*

*

*

*

*

*

*

*

*

*

*

*

*

1600

1260

1418

0.55

1692

0.95

1938

1.40

2165

1.91

2379

2.48

*

*

*

*

*

*

*

*

*

*

*

*

*

*

*

*

*

*

1750

1378

1495

0.64

1758

1.06

1990

1.54

2205

2.06

2411

2.63

2605

3.25

*

*

*

*

*

*

*

*

*

*

*

*

*

*

*

*

1900

1496

1575

0.75

1826

1.19

2046

1.68

2256

2.22

2446

2.80

2638

3.44

2816

4.11

*

*

*

*

*

*

*

*

*

*

*

*

*

*

2050

1614

1657

0.86

1897

1.33

2112

1.85

2309

2.40

2497

3.00

2671

3.63

2849

4.33

3014

5.05

*

*

*

*

*

*

*

*

*

*

*

*

2200

1732

1741

0.99

1973

1.49

2179

2.03

2365

2.59

2549

3.22

2720

3.87

2882

4.56

3047

5.30

3203

6.08

*

*

*

*

*

*

*

*

*

*

2350

1850

1827

1.14

2050

1.66

2247

2.22

2431

2.82

2601

3.44

2772

4.13

2929

4.83

3081

5.57

3236

6.36

3883

7.18

3523

8.02

*

*

*

*

*

*

2500

1969

1913

1.30

2128

1.85

2318

2.43

2498

3.05

2662

3.70

2824

4.39

2980

5.12

3127

5.87

3269

6.66

3416

7.50

3556

8.37

-

-

-

-

-

-

2650

2087

2001

1.48

2207

2.06

2394

2.67

2565

3.30

2728

3.98

2878

4.68

3032

5.43

3179

6.21

3316

7.00

3449

7.83

3589

8.72

-

-

-

-

-

-

2800

2205

2089

1.67

2288

2.28

2470

2.92

2634

3.58

2795

4.28

2943

5.00

3085

5.75

3230

6.55

3368

7.38

3498

8.22

-

-

-

-

-

-

-

-

2950

2323

2179

1.89

2372

2.53

2548

3.19

2709

3.88

2863

4.60

3009

5.34

3147

6.11

3283

6.92

3419

7.76

3549

8.63

-

-

-

-

-

-

-

-

3100

2441

2268

2.12

2456

2.79

2626

3.48

2785

4.19

2931

4.93

3076

5.70

3212

6.50

3341

7.31

3472

8.17

3601

9.07

-

-

-

-

-

-

-

-

3250

2559

2359

2.38

2542

3.07

2706

3.79

2861

4.53

3004

5.29

3144

6.09

3279

6.91

3406

7.75

3527

8.60

-

-

-

-

-

-

-

-

-

-

3400

2677

2449

2.65

2628

3.38

2786

4.12

2939

4.90

3080

5.68

3213

6.49

3346

7.34

3472

8.20

3592

9.09

-

-

-

-

-

-

-

-

-

-

3550

2795

2540

2.95

2714

3.70

2870

4.48

3017

5.28

3156

6.09

3286

6.93

3414

7.79

3539

8.68

-

-

-

-

-

-

-

-

-

-

-

-

3700

2913

2632

3.27

2802

4.06

2954

4.86

3096

5.69

3233

6.53

3362

7.39

3483

8.27

3607

9.19

-

-

-

-

-

-

-

-

-

-

-

-

3850

3031

2724

3.62

2890

4.43

3039

5.27

3176

6.12

3311

6.99

3438

7.88

3557

8.78

-

-

-

-

-

-

-

-

-

-

-

-

-

-

4000

3150

2816

3.99

2979

4.84

3124

5.70

3259

6.59

3390

7.48

3514

8.39

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

4150

3268

2909

4.39

3068

5.27

3210

6.16

3342

7.07

3469

8.00

3592

8.94

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

4300

3386

3002

4.82

3158

5.73

3297

6.65

3426

7.58

3549

8.54

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

4450

3504

3096

5.28

3248

6.21

3384

7.16

3511

8.13

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

4600

3622

3190

5.77

3338

6.73

3472

7.71

3597

8.71

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

4750

3740

3284

6.28

3428

7.27

3560

8.28

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

4900

3858

3378

6.83

3519

7.85

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

5050

3976

3473

7.41

3611

8.47

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

All capacities based on Standard Air (Density .075 #/cu. ft. — 70°F —29.92" Hg. Bar). Performance shown is for NH exhaust fans for installation type B-free inlet, ducted outlet.
Power rating (BHP) does not include drive losses. Performance ratings do not include the effects of appurtenances in the airstream.
Note: Dash (-) = Exceeds Maximum RPM; Asterisk (*) = Unstable Operating Range
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Duall Division
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